{"product_id":"qsfp-passive-direct-attach-cable-breakout-40gbps-3-meters","title":"QSFP+ Passive Direct Attach Cable Breakout, 40Gbps, 3 Meters","description":"\u003ch3\u003eOverview\u003c\/h3\u003e\u003cp\u003eThe QSFP+ Passive Direct Attach Cable (DAC) breakout is a high-speed copper interconnect solution designed for 40Gbps network applications. This assembly features a QSFP+ connector on one end that transitions to four individual SFP+ connectors, allowing for efficient port fan-out from a 40Gbps QSFP+ switch port to four 10Gbps SFP+ ports.\u003c\/p\u003e\u003cp\u003eBuilt with 30AWG passive copper cabling, this assembly is ideal for short-reach data center interconnects, such as top-of-rack switching and server-to-switch connections. It provides a power-efficient, low-latency alternative to active optical cables in short-distance environments where high-density port configurations are required.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e40Gbps to 4x10Gbps Breakout\u003c\/strong\u003e\u003cbr\u003eEnables high-bandwidth conversion for optimized switch port utilization.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePassive Copper Design\u003c\/strong\u003e\u003cbr\u003eRequires no external power, reducing thermal output and overall power consumption.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30AWG Cable Gauge\u003c\/strong\u003e\u003cbr\u003eProvides a balance of flexibility and signal integrity for short-distance runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMSA Compatible\u003c\/strong\u003e\u003cbr\u003eEnsures interoperability with standard Multi-Source Agreement compliant networking equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCR4 40G Support\u003c\/strong\u003e\u003cbr\u003eDesigned for reliable 40GBASE-CR4 performance in Ethernet environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 Meter Length\u003c\/strong\u003e\u003cbr\u003eOffers optimal reach for typical intra-rack and row-adjacent connectivity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eData Center Top-of-Rack (ToR) switching\u003c\/li\u003e\n\u003cli\u003eServer cluster interconnects\u003c\/li\u003e\n\u003cli\u003eHigh-density 10GbE network expansion\u003c\/li\u003e\n\u003cli\u003eStorage Area Network (SAN) connectivity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Type\u003c\/td\u003e\n\u003ctd\u003ePassive Direct Attach Copper (DAC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eData Rate\u003c\/td\u003e\n\u003ctd\u003e40Gbps (Breakout to 4x10Gbps)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector A\u003c\/td\u003e\n\u003ctd\u003eQSFP+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector B\u003c\/td\u003e\n\u003ctd\u003e4x SFP+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e3 Meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWire Gauge\u003c\/td\u003e\n\u003ctd\u003e30AWG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eMSA Compatible, 40GBASE-CR4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eWhat is the primary use for this breakout cable?\u003c\/strong\u003e\u003cbr\u003eIt is used to split a single 40Gbps QSFP+ port into four 10Gbps SFP+ ports, typically connecting a 40G switch to four 10G-enabled servers.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this cable require an external power source?\u003c\/strong\u003e\u003cbr\u003eNo, this is a passive copper assembly and does not require active power, which helps minimize heat in dense cabinet environments.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this cable compatible with all switches?\u003c\/strong\u003e\u003cbr\u003eIt is MSA (Multi-Source Agreement) compliant, which ensures compatibility with most standard networking equipment that follows industry-standard MSA port specifications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan this cable be used for long-distance runs?\u003c\/strong\u003e\u003cbr\u003eNo, passive DAC cables are intended for short-reach applications, typically within the same or adjacent racks, due to signal attenuation over copper.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does the 30AWG designation mean?\u003c\/strong\u003e\u003cbr\u003e30AWG refers to the thickness of the copper wire inside the cable; it is optimized for high-speed signal transmission over short distances.\u003c\/p\u003e","brand":"Fosco Connect","offers":[{"title":"Default Title","offer_id":50691376873570,"sku":"QSFP4X10GPDAC3MIO","price":193.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1026\/4509\/files\/qsfp_-passive-direct-attach-cable-breakout-40gbps_1.jpg?v=1792203875","url":"https:\/\/www.fiberoptics4sale.com\/products\/qsfp-passive-direct-attach-cable-breakout-40gbps-3-meters","provider":"Fosco Connect","version":"1.0","type":"link"}